764-3828, NSK, NSK 6308ZZC3 Single Row Deep Groove Ball Bearing- Both Sides Shielded 40mm I.D, 90mm O.D, Brand NSK, Inside Diameter 40mm, Outside Diameter 90mm, Race Width 23mm NSK 6308ZZC3 Single Row Deep Groove Ball Bearing- Both Sides Shielded 40mm I.D, 90mm O.D